Home / 1,244,711.80-1,867,067.70-403,348.60

Finding the Fourth Proportional to 1,244,711.80, 1,867,067.70 and 403,348.60

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Solution

The fourth proportional to 1,244,711.80, 1,867,067.70 and 403,348.60 is: 605,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,711.80 : 1,867,067.70 = 403,348.60 : x
  2. Step 2: Convert to fraction form
    1,244,711.80/1,867,067.70 = 403,348.60/x
  3. Step 3: Cross multiply
    1,244,711.80x = 1,867,067.70 × 403,348.60
  4. Step 4: Simplify right side
    1,244,711.80x = 753,079,142,900.22
  5. Step 5: Solve for x
    x = 753,079,142,900.22/1,244,711.80
  6. Step 6: Final answer
    x = 605,022.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.